Brennan catches Agent Rose's eye, and points to the phone.

Epps.

Agent Rose is almost as quick on the uptake as Booth. He nods and runs to trace the call.

Brennan gets up from her desk. She feels better addressing Epps standing, even if it's not a face to face conversation.

"If you're talking about the bulb in Caroline's head, we removed it. How did you get it in there without breaking it?"

She's partly talking for time. And partly because she doesn't want to afford him any satisfaction. They had managed to keep what had happened to Cam out of the press. That gave them a slight advantage.

A psychological advantage maybe, but an advantage nonetheless.